How a South American Wasp Saved an African Crop

More and more, farmers are managing pests with biopesticides, natural combatants that come from sources like bugs, plants, and bacteria. In the 1970s and '80s, scientists used a parasitic wasp from South America to manage a mealy bug infestation threatening Africa’s important cassava crop.

How a South American Wasp Saved an African Crop

More and more, farmers are managing pests with biopesticides, natural combatants that come from sources like bugs, plants, and bacteria. In the 1970s and '80s, scientists used a parasitic wasp from South America to manage a mealy bug infestation threatening Africa’s important cassava crop.